Electric Amplifier for Speaker 5W Guitar Amplifier with 6.35mm Input 1/4 Inch Headphone Output Supports Volume ControlMini 5W Guitar Amplifier, super lightweight and portable, easy to carry around when traveling. It supports volume and tone settings and overdrive effect, so you have a perfect and different sound effect. With 6.35mm (1/4 inch) to connect your electric guitar and other musical instruments or devices.6.35mm (1/4 inch) allows you to connect your headphones to your guitar practice without disturbing your neighbors. Dual Power Supply: 1*9V battery or 9V DC power adapter (both are not included), suitable for indoor use and outdoor use. With a shoulder strap and with a clip on the back, convenient to carry the amp when playing the guitar on the move. Specifications:Power: 5 W Factor: Black + Gold Material: Metal + Wood Size: 13*7.5*13cm Package Contents: 1 * Guitar AmplifierNote:The guitar shown in the picture is not included. Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement error is +/- 1-3cm.